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SubjectRe: [PATCH] vfs: Merge sync_supers(), sync_filesystems() and sync_blockdevs()
On Wed, Apr 22, 2009 at 05:56:21PM +0200, Jan Kara wrote:
> These three functions are quite similar so merge them to save superblock list
> traversal code. As a bonus we get livelock avoidance for all these superblock
> traversals. Also remove the condition that if wait == 0 and sb->s_dirt is
> not set, then ->sync_fs() is not called. This does not really make much sence
> since s_dirt is generally used by filesystem to mean that ->write_super() needs
> to be called. But ->sync_fs() does different things. I even suspect that some
> filesystems (btrfs?) sets s_dirt just to fool this logic.

Please separate the s_dirt bit out into a small patch, that's something
we probably want for -stable, too.

Otherwise the patch looks reasonable.


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